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systemc: gem5_to_tlm: treat non-rw as ignorable command

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Treat all kinds of non read/write requests in gem5_to_tlm bridge as ignorable
commands.

Change-Id: I5236e1b31f9a57470dc666d01cbe96249f48ed5d
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/25163
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>
Tested-by: kokoro <noreply+kokoro@google.com>
This commit is contained in:
Earl Ou
2020-02-04 11:30:59 +08:00
parent 97a0ad7f63
commit 6a4d111855
1 changed files with 1 additions and 8 deletions
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9
src/systemc/tlm_bridge/gem5_to_tlm.cc
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@@ -105,13 +105,10 @@ packet2payload(PacketPtr packet)
trans->set_command(tlm::TLM_IGNORE_COMMAND);
} else if (packet->isRead()) {
trans->set_command(tlm::TLM_READ_COMMAND);
} else if (packet->isInvalidate()) {
/* Do nothing */
trans->set_command(tlm::TLM_IGNORE_COMMAND);
} else if (packet->isWrite()) {
trans->set_command(tlm::TLM_WRITE_COMMAND);
} else {
SC_REPORT_FATAL("Gem5ToTlmBridge", "No R/W packet");
trans->set_command(tlm::TLM_IGNORE_COMMAND);
}
// Attach the packet pointer to the TLM transaction to keep track.
@@ -284,10 +281,6 @@ Gem5ToTlmBridge<BITWIDTH>::recvTimingReq(PacketPtr packet)
panic_if(packet->cacheResponding(),
"Should not see packets where cache is responding");
panic_if(!(packet->isRead() || packet->isWrite()),
"Should only see read and writes at TLM memory\n");
// We should never get a second request after noting that a retry is
// required.
sc_assert(!needToSendRequestRetry);